65324713366243 has 4 divisors (see below), whose sum is σ = 65324858393920. Its totient is φ = 65324568338568.

The previous prime is 65324713366147. The next prime is 65324713366313. The reversal of 65324713366243 is 34266331742356.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65324713366243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65324713366343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71836083 + ... + 72739756.

It is an arithmetic number, because the mean of its divisors is an integer number (16331214598480).

Almost surely, 2^{65324713366243} is an apocalyptic number.

65324713366243 is a deficient number, since it is larger than the sum of its proper divisors (145027677).

65324713366243 is a wasteful number, since it uses less digits than its factorization.

65324713366243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145027676.

The product of its digits is 39191040, while the sum is 55.

The spelling of 65324713366243 in words is "sixty-five trillion, three hundred twenty-four billion, seven hundred thirteen million, three hundred sixty-six thousand, two hundred forty-three".